/* ヘッダーロゴ部分 */
.portal-header-container {
  width: 100%;
  background-color: #f0f0f0;
  margin-top: 20px;
}

.header-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}
.portal-header-title {
  background: linear-gradient(to bottom, #0056ac 0%, #003a7a 100%);
  color: #ffffff;
  padding: 12px 20px;
  border-radius: 4px 4px 0 0;
  box-sizing: border-box;
}

.title-icon img {
  width: 100%;
}

a.tips-title, a.tips-title:hover {
  color: inherit;
  text-decoration: none;
  background-color: transparent;
}

.title-flex-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.title-main-group {
  display: flex;
  align-items: center;
  /* テキストの底辺を揃える */
  gap: 15px;
}

.title-text-main {
  font-size: 1.75rem;
  font-weight: bold;
  margin: 0;
  letter-spacing: 0.05em;
  font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
}

.title-text-sub {
  font-size: 0.95rem;
  font-style: italic;
  margin: 0;
  opacity: 0.8;
  font-family: Georgia, serif;
  /* 欧文用 */
}

/* スマホ表示時 */
@media (max-width: 929px) {
  .portal-header-container {
    margin-top: 0;
  }
  .portal-header-title {
    padding: 8px 5px;
  }
  .title-main-group {
    gap: 5px;
  }
  .title-icon {
    width: 10%;
  }

  .title-text-main {
    font-size: 15px;
    width: 70%;
  }

  .title-text-sub {
    font-size: 9px;
    width: 20%;
  }
  
}